3 papers
math.GN2025
An Ideal Zoo in the Baire Space
Åukasz Mazurkiewicz, Marcin Michalski, Szymon Å»eberski
In this paper, we study the translations into the Baire space of several well-known -ideals and families originally defined on the Cantor space, using their combinatorial chara…
math.GN2024
On algebraic sums, trees and ideals in the Baire space
Åukasz Mazurkiewicz, Marcin Michalski, Robert RaÅowski +1
We work in the Baire space equipped with the coordinate-wise addition . Consider a ideal and a family of some kind of perfect tre…
math.LO2024
On algebraic sums, trees and ideals in the Cantor space
Marcin Michalski, Robert RaÅowski, Szymon Å»eberski
We work in the Cantor space . The results of the paper adhere the following pattern. Let $\mathcal{I}\in \{\mathcal{M}, \mathcal{N}, \mathcal{M}\cap \mathcal{N}, \mathcal{E}\…